Biology is a science of three dimensions. The first is the study of each species across all levels of biological organization, molecule to cell to organism to population to ecosystem. The second ...

Reflections on the history of systematics / Robert E. Kohler -- Willi Hennig's part in the history of systematics / Michael Schmitt -- Homology as a bridge between evolutionary morphology, ...

Animal systematics and taxonomy constitute the scientific frameworks by which the diversity of animal life is discovered, described and organised. Taxonomy provides the rules and conventions for ...

Sponges (phylum Porifera) represent the earliest-diverging lineage of multicellular animals, distinguished by their porous bodies, internal skeletal elements and remarkable morphological diversity.

"This book is dedicated to the memory of G. Ledyard Stebbins (1906-2000), who made significant contributions to understanding systematic and evolutionary botany, and who had a major influence on all ...

Orejuela, A., B. Villanueva, S. D. Smith & R. Deanna+. 2023. A new species of Iochroma Benth. (Solanaceae) from the eastern Andes of Colombia. Phytokeys 232: 133-144 ...

Phylogenetics, systematics, and biogeography deal with the identifying, classifying, and understanding the relationships among organisms, including their geographical extent. Methods range from ...